Linux: Enterprise Linux: System Administration

Course Overview

Intended for students already comfortable with working in the Linux environment, this in-depth course helps students acquire the variety of skills needed to set up and maintain Linux computers. The class covers subjects ranging from initial installation of Enterprise Linux to day-to-day administrative tasks such as management of user accounts and disk space, and even imparting the troubleshooting skills future system administrators will need to cope with unexpected behavior.

• Perform Post-Install System Configuration
• Identify File-system Administration
• Identify User/Group Administration and NFS
• Identify LVM and Raid
• Install Linux
• Identify Boot Process and SysV Init

Prerequisites

• Enterprise Linux: Linux Fundamentals
• Enterprise Linux: Linux FundamentalsNew

Skills Gained

• Troubleshooting
• PC Hardware and Linux
• Perform Post-Install System Configuration
• Boot Process and SysV Init
• User/Group Administration and NFS
• Perform Linux Installation
• File-system Administration
• LVM and Raid
• Task Automation & Process Accounting
• Client Networking
• The X Window System
• Security Concepts
• Linux Kernel Compilation

Course Outline

Linux Installation

• Pre-Installation Considerations
• Hardware Compatibility
• Multi-OS Booting
• Partition Considerations
• Partition Planning
• Filesystem Considerations
• Journaled Filesystems
• Installation Choices

PC Hardware and Linux

• Kudzu
• PC System Hardware
• USB Devices and Configuration
• Linux Device Files
• Configuring New Hardware
• Kernel Modules
• Handling Module Dependencies
• Configuring Kernel via /proc

Post-Install System Configuration

• Configuration Utilites and Files
• Network Services
• Managing System Time and Network-Wide Time
• Continual Time Sync - NTP
• Configuring NTP Clients
• Managing Software
• PM Features, Architecture and Package Files
• Working With RPMs

Boot Process and SysV Init

• Booting Linux on PCs
• LILO Options
• GRUB Configuration
• Kernel Boot Parameters
• System init Styles
• /etc/inittab
• rc.sysinit

User/Group Administration and NFS

• User/Group Concepts
• User Private Group Scheme
• User Administration
• Modifying Accounts
• Group Administration
• Password Aging
• Default User Files
• Controlling Logins

Filesystem Administration

• Partition Tables
• File System Creation
• Mounting File Systems
• File-system Maintenance
• Persistent Block Devices
• Resizing Filesystems
• File Deletion and Undeletion

LVM and Raid

• Logical Volume Management
• Implementing LVMs
• Manipulating VGs and LVs
• Advanced LVM Concepts
• Graphical LVM Tool
• RAID Concepts, Tools, and Implementation
• RAID Monitoring/Control

Task Automation & Process Accounting

• Automating Tasks
• at / batch
• at Access Control
• cron, crontab, and crontab Format
• /etc/cron.Directories
• anacron
• Viewing Processes
• Managing Processes

Client Networking

• Linux Network Interfaces
• Ethernet Hardware Tools
• Runtime configuration change
• Configuring Routing Tables
• Advanced Configuration
• Starting and Stopping Interfaces
• Virtual IP Interfaces
• Enabling IPv6

The X Window System

• The X Window System
• Xorg
• Configuring X
• X Fonts
• Using Fonts
• Display Manager Selection
• XDMCP
• Using Unix Remotely

Security Concepts

• Security Concepts
• Tightening Default Security
• Staying Current
• Using up2date
• Security Advisories
• Secuity Framework
• Choosing a Policy
• Booleans

Linux Kernel Compilation

• Why Compile?
• Getting Kernel Source
• Preparing to Compile
• Configuring the Kernel
• General Options
• Disk Configuration
• Network Configuration
• Expansion Port Configuration

Troubleshooting

• Basic Troubleshooting
• Gathering Information
• Information from df and mount
• Information from Log Files
• Information Regarding Network Settings
• Information from ps, chkconfig, dmesg, w, and netstat
• Useful Debugging Aids
• Common Problems

Follow On Courses

• Enterprise Linux: Network ServicesComing Soon

Linux: Enterprise Linux: System Administration / D49366GC10